Home / 2,476.78-3,417.09-1,519.31

Finding the Fourth Proportional to 2,476.78, 3,417.09 and 1,519.31

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Solution

The fourth proportional to 2,476.78, 3,417.09 and 1,519.31 is: 2,096.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,476.78 : 3,417.09 = 1,519.31 : x
  2. Step 2: Convert to fraction form
    2,476.78/3,417.09 = 1,519.31/x
  3. Step 3: Cross multiply
    2,476.78x = 3,417.09 × 1,519.31
  4. Step 4: Simplify right side
    2,476.78x = 5,191,602.63
  5. Step 5: Solve for x
    x = 5,191,602.63/2,476.78
  6. Step 6: Final answer
    x = 2,096.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.